def test_basic_workflow(self):
"""
Check the basic workflow works using ramdisk
"""
ramdisk_filename = vg_ramdisk_dir = loop_device = None
vg_name = "avocado_testing_vg_e5kj3erv11a"
lv_name = "avocado_testing_lv_lk0ff33al5h"
ramdisk_basedir = os.path.join(self.tmpdir, "foo", "bar")
mount_loc = os.path.join(self.tmpdir, "lv_mount_location")
os.mkdir(mount_loc)
try:
# Create ramdisk vg
self.assertFalse(os.path.exists(ramdisk_basedir))
self.assertFalse(lv_utils.vg_check(vg_name))
spec = lv_utils.vg_ramdisk(False, vg_name, 10, ramdisk_basedir,
"sparse_file")
ramdisk_filename, vg_ramdisk_dir, vg_name, loop_device = spec
# Check it was created properly
self.assertTrue(ramdisk_filename)
self.assertTrue(vg_ramdisk_dir)
self.assertTrue(vg_name)
self.assertTrue(loop_device)
self.assertTrue(os.path.exists(ramdisk_basedir))
self.assertTrue(glob.glob(os.path.join(ramdisk_basedir, "*")))
self.assertTrue(lv_utils.vg_check(vg_name))
vgs = lv_utils.vg_list()
self.assertIn(vg_name, vgs)
# Can't create existing vg
self.assertRaises(lv_utils.LVException, lv_utils.vg_create,
vg_name, loop_device)
# Create and check LV
lv_utils.lv_create(vg_name, lv_name, 1)
lv_utils.lv_check(vg_name, lv_name)
self.assertIn(vg_name, process.run("lvs --all",
sudo=True).stdout_text)
self.assertIn(lv_name, lv_utils.lv_list())
lv_utils.lv_mount(vg_name, lv_name, mount_loc, "ext2")
lv_utils.lv_umount(vg_name, lv_name)
lv_utils.lv_remove(vg_name, lv_name)
self.assertNotIn(lv_name, lv_utils.lv_list())
# Cleanup ramdisk vgs
lv_utils.vg_ramdisk_cleanup(ramdisk_filename, vg_ramdisk_dir,
vg_name, loop_device)
self.assertTrue(os.path.exists(ramdisk_basedir))
self.assertFalse(glob.glob(os.path.join(ramdisk_basedir, "*")))
except BaseException as details:
try:
process.run("mountpoint %s && umount %s"
% (mount_loc, mount_loc), shell=True, sudo=True)
except BaseException as details:
print("Fail to unmount LV: %s" % details)
try:
lv_utils.lv_remove(vg_name, lv_name)
except BaseException as details:
print("Fail to cleanup LV: %s" % details)
try:
lv_utils.vg_ramdisk_cleanup(ramdisk_filename, vg_ramdisk_dir,
vg_name, loop_device)
except BaseException as details:
print("Fail to cleanup vg_ramdisk: %s" % details)
def test_basic_workflow(self):
"""
Check the basic workflow works using ramdisk
"""
ramdisk_filename = vg_ramdisk_dir = loop_device = None
vg_name = "avocado_testing_vg_e5kj3erv11a"
lv_name = "avocado_testing_lv_lk0ff33al5h"
ramdisk_basedir = os.path.join(self.tmpdir, "foo", "bar")
mount_loc = os.path.join(self.tmpdir, "lv_mount_location")
os.mkdir(mount_loc)
try:
# Create ramdisk vg
self.assertFalse(os.path.exists(ramdisk_basedir))
self.assertFalse(lv_utils.vg_check(vg_name))
spec = lv_utils.vg_ramdisk(False, vg_name, 10, ramdisk_basedir,
"sparse_file")
ramdisk_filename, vg_ramdisk_dir, vg_name, loop_device = spec
# Check it was created properly
self.assertTrue(ramdisk_filename)
self.assertTrue(vg_ramdisk_dir)
self.assertTrue(vg_name)
self.assertTrue(loop_device)
self.assertTrue(os.path.exists(ramdisk_basedir))
self.assertTrue(glob.glob(os.path.join(ramdisk_basedir, "*")))
self.assertTrue(lv_utils.vg_check(vg_name))
vgs = lv_utils.vg_list()
self.assertIn(vg_name, vgs)
# Can't create existing vg
self.assertRaises(lv_utils.LVException, lv_utils.vg_create,
vg_name, loop_device)
# Create and check LV
lv_utils.lv_create(vg_name, lv_name, 1)
lv_utils.lv_check(vg_name, lv_name)
self.assertIn(vg_name, process.run("lvs --all",
sudo=True).stdout_text)
self.assertIn(lv_name, lv_utils.lv_list())
lv_utils.lv_mount(vg_name, lv_name, mount_loc, "ext2")
lv_utils.lv_umount(vg_name, lv_name)
lv_utils.lv_remove(vg_name, lv_name)
self.assertNotIn(lv_name, lv_utils.lv_list())
# Cleanup ramdisk vgs
lv_utils.vg_ramdisk_cleanup(ramdisk_filename, vg_ramdisk_dir,
vg_name, loop_device)
self.assertTrue(os.path.exists(ramdisk_basedir))
self.assertFalse(glob.glob(os.path.join(ramdisk_basedir, "*")))
except BaseException as details:
try:
process.run("mountpoint %s && umount %s"
% (mount_loc, mount_loc), shell=True, sudo=True)
except BaseException as details:
print("Fail to unmount LV: %s" % details)
try:
lv_utils.lv_remove(vg_name, lv_name)
except BaseException as details:
print("Fail to cleanup LV: %s" % details)
try:
lv_utils.vg_ramdisk_cleanup(ramdisk_filename, vg_ramdisk_dir,
vg_name, loop_device)
except BaseException as details:
print("Fail to cleanup vg_ramdisk: %s" % details)
def show(cls, params, object=None):
"""
Return a list of available states of a specific type.
All arguments match the base class.
"""
return lv_utils.lv_list(params["vg_name"])
def volumes_capacity(lv_name):
"""
Get volume's information about its capacity percentage.
"""
volumes = lv_utils.lv_list()
if lv_name in list(volumes.keys()):
return volumes[lv_name]["Origin_Data"]
return None
def show_states(run_params, env):
"""
Return a list of available states of a specific type.
:param run_params: configuration parameters
:type run_params: {str, str}
:param env: test environment
:type env: Env object
"""
states = []
for vm_name in run_params.objects("vms"):
vm_params = run_params.object_params(vm_name)
vm = env.get_vm(vm_name)
if vm_params.get("check_type", "offline") == "offline":
logging.debug("Checking %s for available offline states", vm_name)
states = lv_utils.lv_list(vm_params["vg_name"])
logging.info("Detected offline states for %s: %s", vm_name, ", ".join(states))
else:
if vm_params["check_type"] == "ramfile":
state_dir = vm_params.get("image_name", "")
state_dir = os.path.dirname(state_dir)
state_path = os.path.join(state_dir, "*.state")
states = glob.glob(state_path)
logging.info("Detected ramfile snapshots for %s: %s", vm_name, ", ".join(states))
else:
vm_image = "%s.%s" % (vm_params["image_name"],
vm_params.get("image_format", "qcow2"))
qemu_img = vm_params.get("qemu_img_binary", "/usr/bin/qemu-img")
online_snapshots_dump = process.system_output("%s snapshot -l %s -U" % (qemu_img, vm_image)).decode()
state_tuples = re.findall("\d+\s+([\w\.]+)\s+([\w\.]+)\s+\d{4}-\d\d-\d\d",
online_snapshots_dump)
for state_tuple in state_tuples:
logging.info("Detected online state '%s' of size %s",
state_tuple[0], state_tuple[1])
states.append(state_tuple[0])
return states
